Automatically fetches commits from Val Town repositories and posts AI-generated changelog updates to Discord.

• GITHUB_TOKEN: Generate token with repo scope
• DISCORD_WEBHOOK_URL: Discord Server Settings → Integrations → Webhooks → New Webhook

• main.tsx: Cron job that runs automatically. Hit Run to test the cron.
• config.ts: Edit to modify repositories monitored, skip authors, and lookback days.